CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (unaudited) (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Cumulative preferred stock, par value (in USD per share)	$ 100	$ 100	$ 100	$ 100
Cumulative preferred stock, authorized shares (in shares)	400,000	400,000	400,000	400,000
Cumulative preferred stock, shares issued (in shares)	0	0	0	0
Common stock, par value (in USD per share)	$ 1.00	$ 1.00	$ 1.00	$ 1.00
Common stock, authorized shares (in shares)	450,000,000	450,000,000	450,000,000	450,000,000
Common stock, shares issued (in shares)	195,100,628	195,100,628	195,100,628	195,100,628
Treasury Stock
Treasury stock, shares (in shares)	38,945,622	39,677,584	38,945,622	39,677,584
Awarded restricted stock, net of forfeitures	$ 2,319	$ 2,138	$ 28,195	$ 39,107
Capital in Excess of Par Value
Restricted stock transactions and other	$ (2,321)	$ (3,415)	$ (42,415)	$ (55,804)